package main

import (
	"fmt"
	"strings"
)

func answer(hh chan string) {
	for {
		str := <-hh
		str = strings.Replace(str,"吗","",-1)
		str = strings.Replace(str,"？","!",-1)
		str = strings.Replace(str,"？ ","!",-1)
		str = strings.Replace(str,"?","!",-1)
		str = strings.Replace(str,"? ","!",-1)
		fmt.Println("火火： ",str)
	}
}

func question(hh chan string) {
	var str string
	for {
		fmt.Scanln(&str)
		hh <- str
	}
}

func main() {
	hehe := make(chan string)
	go answer(hehe)
	go question(hehe)
	var do chan int
	<- do
}